#pragma once
#include <pthread.h>
class Mutex
{
private:
    pthread_mutex_t *pmtx_;

public:
    Mutex(pthread_mutex_t *mtx) : pmtx_(mtx)
    {
    }
    void lock()
    {
        pthread_mutex_lock(pmtx_);
    }
    void unlock()
    {
        pthread_mutex_unlock(pmtx_);
    }
    ~Mutex()
    {
    }
};
class lockGuard
{
private:
    Mutex mtx_;

public:
    lockGuard(pthread_mutex_t *mtx) : mtx_(mtx)
    {
        mtx_.lock();
    }
    ~lockGuard()
    {
        mtx_.unlock();
    }
};